Definition of pink salt:
(n) :
Himalayan salt.
(n) :
Any salt that is pink in color. Especially:
(n) :
Alaea salt, an unrefined Hawaiian sea salt used in cooking or in rituals.
(n) :
Curing salt, containing sodium nitrite and sodium chloride, used in the curing of meats.
(n) :
(chemistry, dyeing) The double chlorides of (stannic) tin and ammonium, formerly much used as a mordant for madder and cochineal.